North America, bordering both the North Atlantic Ocean and the North Pacific Ocean, between Canada and Mexico

Oceania, group of islands in the South Pacific Ocean, about three-quarters of the way from Hawaii to Australia

Area

9,826,675 km sq

12,189 km sq

Coastline

19,924 km

2,528 km

Climate

mostly temperate, but tropical in Hawaii and Florida, arctic in Alaska, semiarid in the great plains west of the Mississippi River, and arid in the Great Basin of the southwest; low winter temperatures in the northwest are ameliorated occasionally in January and February by warm chinook winds from the eastern slopes of the Rocky Mountains

tropical; moderated by southeast trade winds from May to October; moderate rainfall from November to April; may be affected by cyclones from December to April